FACHOWIEC KRZYSZTOF KRZYŻYŃSKI

25.62.Z - Mechanical working of metal elements

25.11.Z - Manufacture of metal structures and parts of structures

25.12.Z - Manufacture of metal elements of building woodwork

25.50.Z - Forging, pressing, stamping and roll-forming of metal; powder metallurgy

25.61.Z - Treatment and coating of metals

33.11.Z - Repair and maintenance of fabricated metal products

33.12.Z - Repair and maintenance of machinery

41.10.Z - Realization of building projects related to erection of buildings

41.20.Z - Building works related to erection of residential and non-residential buildings

42.11.Z - Works related to construction of roads and motorways

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

43.11.Z - Demolition

43.12.Z - Site preparation

43.22.Z - Plumbing, heat and air-conditioning installation

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.33.Z - Floor and wall covering

43.34.Z - Painting and glazing

43.39.Z - Other building completion and finishing

43.91.Z - Roofing activities

43.99.Z - Other specialised construction activities not elsewhere classified